Schematics

ManualsBrandsTEAC ManualsElectronicsUSB DAC AMPLIFIER

LINE IN MAX LEVL=+6dBV

Analog Input Inpedance 16K Ohm

LINE IN2LINE IN1

ネジ穴

AI-505 XLR_IN

A-R750 ANALOG_IN

GNDA_IGNDA_I

GNDA_I

N7V

P7V

N7V

P7V

N7V

P7V

N7V

P7V

GNDA_I

P7V

GNDA_I

N7V

GNDA_I

GNDA GNDA_I

GNDD

P7V

N7V

GNDA_I

GNDA_I GNDA_I

GNDA_I

P7V

N7V

GNDA_I

GNDA_IGNDA_I

GND_DIR GND_DAC

GND_DIR

GNDA_V

DAC_OUTL

DAC_OUTR

MPX_DATA

MPX_L

MPX_R

MPX_CLK

SDET_L

SDET_R

/RCA_MUTE_C

Title

Size Document Number Rev

Date: Sheet of

<Doc> EPP

Audio_in

1 9Wednesday, September 14, 2022

Title

Size Document Number Rev

Date: Sheet of

<Doc> EPP

Audio_in

1 9Wednesday, September 14, 2022

Title

Size Document Number Rev

Date: Sheet of

<Doc> EPP

Audio_in

1 9Wednesday, September 14, 2022

C12

N.M.(0.1U/16V Film)

C11

220P Film

TP3

220P Film

R16

10K_2125

TP10

C8 N.M.(100u/25V AX[6.3mm])

N.M.(100K_2125)

TP173

W1 Patern

10U 25V 1206

10K_2125

220P Film

R1447

C5 N.M.(100u/25V AX[6.3mm])

TP4

TP6

N.M.(0.1U/16V Film)

TP177

B6B-PH-SM4(LF)(SN)

100u/25V AX[6.3mm]

TP11

N.M.(RB558WM)

A/C

R20

10K_2125

R1347

N.M.(RB558WM)

A/C

TP174

R10

10K_2125

R1147

330_2125

N.M.(100K_2125)

W79

Patern

100u/25V AX[6.3mm]

NJU72750V

V+

INA1

INB1

INA2

INB2

INA3

INB3

INA4

INB4

INA5

INB5

INA6

INB6

INA7

INB7

REF

DATA

CLOCK

OUTB3

OUTA3

REF_B

OUTB2

OUTA2

REF_A

OUTB1

OUTA1

ADR0

ADR1

V-

TP175

C14

220P Film

R15

330_2125

W78Patern

TP12

R1247

R3 0_2125

N.M.(RB558WM)

A/C

W2 Patern

W75

Patern

W84

Patern

330_2125

N.M.(RB558WM)

A/C

W3Patern

TP176

RCA-YKC-3885

TP13

TP5

TP7

100u/25V AX[6.3mm]

C13

10U 25V 1206

TP15

R19

10K_2125

TP8

TP14

R6 0_2125

330_2125

TP1

10K_2125

SCREW

SC1

TP16

C10

100u/25V AX[6.3mm]

TP9

B11B-ZR-SM4(LF)(SN)

TP172

TP2

TP17

LINE1_L

LINE2_L

LINE1_R

LINE2_R

EX_LINEL

EX_LINER

EX_LINEL

EX_LINER

EX_OUTL

EX_OUTR

EX_OUTL

EX_OUTR

MPX_DATA

MPX_CLK

XLR_IN_L

XLR_IN_R

XLR_IN_L

XLR_IN_R

Summary of content (9 pages)

PAGE 1
LINE IN MAX LEVL=+6dBV Analog Input Inpedance 16K Ohm D1 P7V N.M.(RB558WM) 1 A 2 C N7V TP176 C9 220P Film GNDA_I XLR_IN_R GNDA_I R10 10K_2125 GNDA_I 7 9 11 13 EX_LINER 15 16 23 26 C11 220P Film GNDA_I INA2 OUTA1 1 C5 28 2 INA3 2 INA4 INA5 OUTA2 5 OUTA3 MPX_DATA MPX_CLK 47 47 47 47 GNDA_I R11 178 R12 188 R13 30 R14 31 A/C GNDA_I N.M.(100u/25V AX[6.
PAGE 2
P15V W64 Patern 3 R454 10K 82 /XF_MONO Q9 2SC4081 1 R455 10K GNDA_V GNDA_V R42 8 R43 8 R44 8 19 20 14 15 16 C346 1U/50V 0603 C46 GNDA_V N15V R45 0 GNDA_V 100K R456 R457 100K 22 C40 1000P /XMONO GNDA_V + GNDA_V C44 0.1U 1000P N7V 100U/25V MVE [6.3mm] L_MAIN_LINE 8 R_ADD_LINE VDDOUT GND0 GND1 GND2 GND3 GND4 GND5 GND6 + C47 12 OUT1B ADR0 ADR1 DATA CLOCK LATCH DIFF GNDA_V OUT2B 21 R_MAIN_LINE 25 L_ADD_LINE R60 10K 1 1K R65 GNDA_V C62 0.
PAGE 3
P18V P3V3 P3V3 N18V R71 10K P5 P5V_Stby W41 C71 0.1U Patern TP44 TP47 TP50 TP56 /DC_Error PS_Enable 8 8 GNDD 1 3 5 7 9 2 4 6 8 10 GNDD For AMP /PAMP_Clip AMP_Thermal TP55 8 /POWER_Good PAMP_MUTE_C C74 1000P C77 1000P TP35 TP37 TP39 L_Audio_OUT- TP45 TP52 GNDA W91 TP42 TP46 TP48 TP54 1 3 8 5 7 8 9 11 13 15 2 W90 CH1 CH2 P3V3 P3V3 10K R70 R69 4.
PAGE 4
5 4 3 2 B3B-ZR-SM4(LF)(SN) VCC 12K F R91 1 D CTL 47 DIR_ENABLE R95 7,8 C96 10U 6.3V 5 C GND_DIR FIN GNDD GND W11 Patern W46 R94 100K F + C97 100U/25V MVE [6.3mm] R92 10K W12 Patern DIR_ENABLE R96 68K F H:Enable GND_DIR + Guarding COAXIAL R98 R93 OPTICAL R100 R101 C99 GND_DIR Patern GNDD GNDD GND_DIR GND_DIR C111 1000P SN74AHC1GU04DCK P3V3_DIR COAXL IN C J3 S G VCC GND Vout W44 CDZCVT2R6.8B 0.1U/16V Film Patern C116 BLM18PG471SN1DG C115 R124 N.C.
PAGE 5
4 3 2 P7V Vout=(Rx+Ry)*1.25/ Rx Patern 2 VCC 3.30V 10U 6.3V NC W16 3 P5V 4 OUT C140 C139 10U 25V 1206 R168 12K F 1 GND_DAC D CTL W20 Patern 5 C FIN R170 10K GND GND_DAC Ry U20 BA00BC0WFP-E2 L37 P3V3_DAC BLM18PG471SN1 Q3 2SC4081 + R169 3.3K C141 100U/25V MVE [6.3mm] GND_DAC C171 10U 6.3V C172 0.1U VSS 47 47 47 I2C1_SCL I2C1_SDA /DAC_RESET X3 2 GND_AVL GND_AVR 16 11 P3V3_DAC R177 10K F GND_AVR DGND VCCA_OSC Ex_Pad DGND C158 0.
PAGE 6
5 4 3 2 P3V3_DIR L35 BLM18PG471SN1 10U 6.3V R212 10K U26 D 1 2 3 4 5 6 50 ohm feed line should be designed to match 50Ωcharacteristic impedance, depending on PCB material and thickness 2402-2480MHz Wire Antenna A side 15P CH C197 N.M.(10P) C199 7 8 9 C196 N.M.
PAGE 7
5 4 PCB,MAIN (7/7) E906xxx-00A 3 2 MQA Decorder BLOCK max:100mA 入力・出力信号・AUDIOデータ（I/O) ・USB_DP/DN ・RESET_IN ・I2C （MAIN MCUとの通信）・その他ポート（USBアップデート用制御線など） L38 P3V3_USB BLM18PG471SN1 USB3740 R464 8 1.2K VBUS_DET Impeadance control: Dif 90OHM R241 GNDDでガード FOR OSC STARTUP N6 4 3 1 2 L17 BLM18PG471SN1 C219 0.1U TP196 USB_OTG1_VBUS USB_OTG1_DN USB_OTG1_DP USB_OTG1_CHD P6 USB_OTG2_VBUS C220 10U 6.
PAGE 8
5 4 3 2 1 P5V 2 VCC U33 BA00BC0W FP-E2 4 OUT 12K F R324 1 CTL C P3V3 P5V_Stby S 2 R325 10K C286 10U 6.3V 5 GNDD R327 100K F P5V_IO W 58 Patern W 38 Patern C288 10U 6.3V G 1 Q4 RZF020P01 GNDD C287 10U 6.3V GNDD W 39 Patern R329 R328 68K F H:Enable Vout=(Rx+Ry)*1.25/ Rx PS_Enable 2 GNDD 1000P C292 10K R330 10K C289 10U 6.3V C291 0.
PAGE 9
AC Primary side EMUDEN M1908-B C340 P18 B5P-VH(LF)(SN) L33 ! 0.0047U/300V INLET ! TP161 ! ! TP162 VHR-5N Live:Black 2 ! 1 TP160 RV1 3 4 1 2 3 4 5 4 L ! 3 E 1 ! S1R0A552K10.5L 4 N NTRL:White NTRL 2 N.M.(ERZV14D431) ! 1 AC 100V-240V IN L34 TP163 P19 1 2 3 B2P3-VH N.M.(S1R0A552K10.